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How do I convert an interval into a number of hours with postgres?

...you want integer i.e. number of days: SELECT (EXTRACT(epoch FROM (SELECT (NOW() - '2014-08-02 08:10:56')))/86400)::int share | improve this answer | follow |...
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subtle differences between JavaScript and Lua [closed]

...me more differences: Lua has native support for coroutines. UPDATE: JS now contains the yield keyword inside generators, giving it support for coroutines. Lua doesn't convert between types for any comparison operators. In JS, only === and !== don't type juggle. Lua has an exponentiation operato...
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how to make twitter bootstrap submenu to open on the left side?

...on and my answer are from august 2012. Meanwhile, Bootstrap is changed, so now you have .pull-left class. Back then, my answer was correct. Now you don't have to manually set css, you have that .pull-left class. – Miljan Puzović Mar 2 '14 at 19:58 ...
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How to 'minify' Javascript code

...e.com, almost everything works on every browser (also ie10 is standardized now) , i think now it's just here to slow down your web application...if you like the $() you should create your own simple function.And why bother to compress your code if your clients need to download the 100kb jquery scrip...
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Why are there two kinds of functions in Elixir?

...lt; 0 -> x - y y -> x + y end fun.(2) #=> 3 fun.(-2) #=> 3 Now, let's try something different. Let's try to define different clauses expecting a different number of arguments: fn x, y -> x + y x -> x end ** (SyntaxError) cannot mix clauses with different arities in functio...
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Sublime Text from Command Line

I installed Sublime Text and wanted to know how to open rb files in it from the terminal. I saw What is the command to make Sublime Text my core editor? and I see that I can make Sublime my core editor, but I want to be able to type ...
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How to determine CPU and memory consumption from inside a process?

...ble getCurrentValue(){ FILETIME ftime, fsys, fuser; ULARGE_INTEGER now, sys, user; double percent; GetSystemTimeAsFileTime(&ftime); memcpy(&now, &ftime, sizeof(FILETIME)); GetProcessTimes(self, &ftime, &ftime, &fsys, &fuser); memcpy(&sys,...
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Unknown provider: $modalProvider

...aven't created or included that dependency. In this case, $modal isn't a known service. It sounds like you didn't pass in ui-bootstrap as a dependency when bootstrapping angular. angular.module('myModule', ['ui.bootstrap']); Also, be sure you are using the latest version of ui-bootstrap (0.6.0), ju...
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Difference between std::system_clock and std::steady_clock?

...able 59 C1 and C2 denote clock types. t1 and t2 are values returned by C1::now() where the call returning t1 happens before the call returning t2 and both of these calls occur before C1::time_point::max(). [ Note: this means C1 did not wrap around between t1 and t2. —end note ] Expression: ...
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Visual Studio or Resharper functionality for placement of using directives

... UPDATE - ReSharper 2016.1: This option is now moved to Code Editing → C# → Code Style → Add 'using' directive to the deepest scope Have you tried the ReSharper option: Languages → C# → Formatting Style → Namespace Imports → Add using directive to the ...